55 developer & utility tools.No accounts. No paywalls. No installs.
DNS lookups, JSON formatters, IP forensics, password generators - every tool runs in your browser or proxies through one server hop.
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Calculators
Calculate anything from percentages to loan payments
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2Crypto Tools
Tools for cryptocurrency enthusiasts
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4Data Tools
Process, convert, and visualize your data
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9Developer Tools
Tools for coding, formatting, and testing
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3Document Tools
Create, edit, convert and manage documents
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7Generators
Generate various types of content and data
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1Image Tools
Edit, convert, resize and optimize your images
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3SEO Tools
Search engine optimization and web marketing tools
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1Text Tools
Process, analyze, and compare text content
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5Time Tools
Tools for time management and conversion
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6Web Tools
SEO tools, URL shorteners, and more
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Just added
Featured
Popular tools
Hand-picked from 55 tools - what people search for most.
AI Pricing Table
Compare pricing of popular AI models and services
Epoch Timestamp Converter
Convert between human-readable dates and Unix timestamps
HTML Viewer
Preview HTML & SVG live in your browser - works unblocked on Chromebooks, iPads, and locked-down devices
Password Generator
Cryptographically secure password generator using window.crypto.getRandomValues. Three modes: random characters (4-64 chars), EFF Diceware passphrases (7,776-word list), and PINs. Shows real entropy + zxcvbn score + crack-time estimate.
AI Prompt Library
438+ free AI prompts for sales, marketing, engineering, PMs, founders & every other role
AI Token Calculator
Count tokens, estimate API costs, and compare 100+ AI models instantly
DNS Lookup
A / AAAA / MX / TXT / NS / CNAME / SOA / CAA records in one scroll, with SPF / DMARC / CAA / DNSSEC health checks and per-type filtering
Domain Inspector
WHOIS / RDAP lookup with registrar, registration and expiry dates, EPP status flags explained in plain language, nameservers, and DNSSEC
Event Calendar Generator
RFC 5545-compliant .ics generator + one-click Add to Google / Outlook / Apple / Office 365 / Yahoo. Recurrence rules, reminders, attendees, conference URL auto-detect, and embed HTML for a free Add-to-Calendar button.
From the guides
Recent writing
AI Token Calculator: Estimate GPT, Claude & Gemini API Costs
A practical guide to how AI tokens work, current GPT, Claude and Gemini pricing, and how to estimate and cut your LLM API bill in 2026.
- 0111 min
How to Encode and Decode a JWT in the Browser Without an npm Package
Developer ToolsUpdated Sep 18, 2026 - 0210 min
DNS Propagation Explained: Why DNS Changes Take Time (and How to Make Them Faster)
Web ToolsUpdated May 25, 2026 - 0310 min
JSON Formatter and Validator: A Developer's Guide to Fixing Broken JSON
Developer ToolsUpdated May 25, 2026
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